If ABCD is a 2x2 square, E is the midpoint of AB, F is the midpoint of BC, AF and DE intersect at I, and BD and AF intersect at H. If the area of triangle HID is a/b, where a and b are coprime, what is the value of a+b?

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TopNewestI got 0.533 – Tristan Harcourt · 3 years, 11 months ago

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– Kathleen Kasper · 3 years, 11 months ago

use the exact fractional form (which I should have stated in the question), and you're there.Log in to reply

– Tristan Harcourt · 3 years, 11 months ago

Apologies, I am used to working with decimals, the correct answer should then be 8/15Log in to reply

– Kathleen Kasper · 3 years, 11 months ago

yes!Log in to reply

Is the answer \(\frac{3}{4}\)? – Vikram Waradpande · 3 years, 11 months ago

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– Kathleen Kasper · 3 years, 11 months ago

NoLog in to reply